注意：此页面搜索的是所有试题
20(5.0分)
5.0
To work _____ with the machine, you must read the instructions carefully.
A)
firstly
B)
naturally
C)
efficiently
D)
generally
5.0
To work _____ with the machine, you must read the instructions carefully.
A)
firstly
B)
naturally
C)
efficiently
D)
generally
参考答案
